Kaiser-Walzer (Emperor Waltz), Op. 437

Recording by Johann Strauss II.

Recording identifiers

ISRC
HKI199245302
CopyrightID (CopyrightChains transaction hash)
0xbe3cf3d98fb8cedf7081cd6c2baa223ac7a75c4dfe2757d2046c0032766d09e8
Copyright registration time
2026-06-06T09:40:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d8d3cf39229b0b719135fc4b02d54ada447c287f933b2aad5578fb5ef66dd7a4

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.